I am currently running this model. Great Amp!! capable of easy doing 7,000 + on 17.5 volts and lots of current. I have it running at 16.5 volts and subs are seeing 6500 watts.
H.U. Kenwood DDX896
Arc Audio FD 4150
Subs 2 Audioque HDC3 18 copper
Speakers. 2 pair Infinity Kappa 62.9i 6.5
Batteries 6- SPP2250
Alternator - 270 Mechman
Mechman Adjustable Voltage Boost Module